Integers & Operations Review

Tyler wrote these checks from his checking account: $10, $10, $31 and $10. Which number shows the change in the balance of his account.

• -$61

• -$1

• $1

• $61

Answer explanation

When you are withdrawing from an account, you are taking money out making the values negative.

Elijah subtracted 8 - (-4). Which expression will give him the same answer?

• -8 + 4

• -8 + (-4)

• 8 + (-4)

• 8 + 4

Answer explanation

When you have a minus sign (subtracting), you have to first "add the opposite". 

If Melinda adds with different signs, she will ______ and keep the sign of the largest absolute value.

add

subtract

multiply

divide

Annabelle drew a number line. Which expression best represent the number line model?

• -3 + 2 =

• 2 + (-5) =

• -5 + (-3)

• 2 - (-5)

Gulmaro went to Vostok,one of the coldest places on Earth. The average temperature of the cold season is about −85 °F, while the average temperature of the warm season is about 31 degrees warmer. What is the average temperature during the warm season.

• -116

• 116

• 44

• -44

Noemi had four problems for homework.  Which expression gave her an answer that is negative?

• 
  

  $\left(-48\right)\div6$

• $\left(-48\right)\div\left(-6\right)$
  

• $\left(-6\right)\left(-3\right)$

• $\left(6\right)\left(3\right)$

Quinton made 7 withdrawals of $20 from checking his account. Which integer best describes the overall change in his account?

• $90

• -$90

• $140

• -$140

Which number can Jose add to -3.14 to get 0?

• -3

• +3

• +3.14

• -3.14

When Koi multiplies two integers with different signs, his answer will always be ___________.

If DJay multiplies 8(-3), what will be his product?